/*
 * Copyright 2018 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.gradle.api.internal.artifacts.transform;

import org.gradle.api.artifacts.component.ComponentArtifactIdentifier;
import org.gradle.api.internal.artifacts.ivyservice.resolveengine.artifact.ResolvedArtifactSet;

import java.util.Collection;
import java.util.Optional;

public interface TransformationNodeRegistry {
    TransformationNodeRegistry EMPTY = new TransformationNodeRegistry() {
        @Override
        public Collection<TransformationNode> getOrCreate(ResolvedArtifactSet artifactSet, Transformation transformation, ExecutionGraphDependenciesResolver dependenciesResolver) {
            throw new UnsupportedOperationException();
        }

        @Override
        public Optional<TransformationNode> getIfExecuted(ComponentArtifactIdentifier artifactId, Transformation transformation) {
            return Optional.empty();
        }
    };

    Collection<TransformationNode> getOrCreate(ResolvedArtifactSet artifactSet, Transformation transformation, ExecutionGraphDependenciesResolver dependenciesResolver);

    Optional<TransformationNode> getIfExecuted(ComponentArtifactIdentifier artifactId, Transformation transformation);
}
